Dell PowerEdge 1750 - Manual (Page 21)

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Power
Power supply:
Wattage 320 W (AC)
Voltage 100–240 VAC, 50/60 Hz, 3.9–2.0 A
Heat dissipation 1026 BTU/hr maximum per power supply
Maximum inrush current Under typical line conditions and over the entire
system ambient operating range, the inrush current
may reach 25 A per power supply for 10 ms or less.
System battery 3.0-V lithium ion coin cell
Physical
Height 4.2 cm (1.67 inches)
Width 44.7 cm (17.6 inches)
Depth 68.3 cm (26.9 inches)
Weight (maximum) 15.9 kg (35 lb)
Environmental
Temperature:
Operating 10° to 35°C (50° to 95°F)
Storage –40° to 65°C (–40° to 149°F)
Relative humidity:
Operating 8% to 85% (noncondensing) with a humidity
gradation of 10% per hour
Storage 5% to 95% (noncondensing)
Maximum vibration:
Operating 0.25 G at 3 to 200 Hz at 0.5 octaves per minute in
the positive z axis
Storage 0.5 G at 3 to 200 Hz at 0.5 octaves per minute in the
positive and negative x, y, and z axes
Maximum shock:
Operating 1 shock pulse in the positive and negative x, y, and z
axis (1 pulse on each side of the system) of 41 G for
up to 2 ms
Storage (non-operational) six consecutively executed shock pulses in the
positive and negative x, y, and z axes (one pulse on
each side of the system) of 71 G for up to 2 ms
Operational:
Half sine operational shock 31G @ 2.6 milliseconds in the operating axis (one
shock)
Non-operational:
Non-operational half sine shock 71G @ 2 milliseconds
Non-operational square wave shock 32G @ 270 inches/sec
Altitude:
Operating – 16 to 3,048 m (–50 to 10,000 ft)
Storage – 16 to 10,600 m (–50 to 35,000 ft)